Major source means any stationary source or group of
stationary sources located within a contiguous area and under common control
that emits or has the potential to emit considering controls, in the aggregate,
10 tons per year or more of any hazardous air pollutant or 25 tons per year or
more of any combination of hazardous air pollutants.

FACILITY Cooling Tower Locations and Estimated
Capacity

a) Vertical
cooling tower southeast exterior of building A; Non-contact cooling water from the ____________ process. The water capacity of cooling units = ___ gallons.

b) Vertical cooling tower southeast of building B: Non-contact cooling water from _______________ process. The water capacity of cooling units = ___ gallons.

This cooling tower has an overfill tank that discharges to
surface water.

FACILITY estimates that each tank would potentially get drained
once a year.